Five years as a department of one at a small Catholic High School where I taught Biology, Earth Science, Chemistry, and Physics, 32 years in public schools teaching Biology, AP Biology, Anatomy & Physiology, Earth Systems Science, Astronomy, Weather and Climate and Oceanography. Also two years as an adjunct professor at a community college teaching Astronomy and 28 summers at a boy's science and adventure camp in NEPA teaching Chemistry, Aquatic Biology, Astronomy, Earth Science, and Archery.